EF3 TORNADO IN BURT...HARRISON AND MONONA COUNTIES LOCATION...FROM 4.5 MILES WEST OF LITTLE SIOUX IOWA TO 2 MILES SOUTHWEST OF MOORHEAD IOWA ESTIMATED TIME...625 PM CDT TO 645 PM CDT EF-SCALE RATING...EF3 PATH WIDTH...0.25 MILE PATH LENGTH...AROUND 14 MILES THE TORNADO STARTED 4.5 MILES WEST OF LITTLE SIOUX IOWA IN BURT COUNTY WHERE CENTER PIVOT IRRIGATION SYSTEMS WERE TIPPED OVER AND TREES SUSTAINED DAMAGE. THE STORM TRACKED NORTHEAST ACROSS THE MISSOURI RIVER AND INTERSTATE 29 NEAR MILE MARKER 97. THIS IS WHERE A SEMI-TRUCK FLIPPED ON ITS SIDE. HEADING NORTHEAST...THE TWISTER SNAPPED POWER POLES AND THEN ENTERED THE LITTLE SIOUX SCOUT RANCH. THE TORNADO DESTROYED THE RANGERS HOME NEAR THE ENTRANCE OF THE PARK AND WAS RATED A SOLID EF-3. THE STORM THEN BLEW DOWN TREES AND STRUCK THE BUNK HOUSE WHERE THE FOUR FATALITIES OCCURRED. THE STORM CONTINUED NORTHEAST INTO PREPARATION CANYON STATE PARK AND CONTINUED TO TOPPLE TREES. PRIOR TO ENTERING THE PARK...A FARMSTEAD SUSTAINED DAMAGE. THE TORNADO THEN HIT ANOTHER FARMSTEAD APPROXIMATELY 2.5 MILES SOUTHWEST OF MOORHEAD. TREES WERE BLOWN DOWN AND SHEDS WERE DAMAGED ON THE FARMSTEAD. THE TORNADO THEN BEGAN TO WEAKEN AND LIFTED 2 MILES SOUTHWEST OF MOORHEAD. THE TORNADO RESULTED IN 48 CONFIRMED INJURIES AND 4 FATALITIES. ENHANCED FUJITA SCALE EF0...65 TO 85 MPH EF1...86 TO 110 MPH EF2...111 TO 135 MPH EF3...136 TO 165 MPH EF4...166 TO 200 MPH EF5...201+ MPH |